Home / 427,233.80-589,570.98-236,240.66

Finding the Fourth Proportional to 427,233.80, 589,570.98 and 236,240.66

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Solution

The fourth proportional to 427,233.80, 589,570.98 and 236,240.66 is: 326,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,233.80 : 589,570.98 = 236,240.66 : x
  2. Step 2: Convert to fraction form
    427,233.80/589,570.98 = 236,240.66/x
  3. Step 3: Cross multiply
    427,233.80x = 589,570.98 × 236,240.66
  4. Step 4: Simplify right side
    427,233.80x = 139,280,637,432.05
  5. Step 5: Solve for x
    x = 139,280,637,432.05/427,233.80
  6. Step 6: Final answer
    x = 326,005.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.